CA2076089C - Projection headlamp lighting system using different diameter optical light conductors - Google Patents

Projection headlamp lighting system using different diameter optical light conductors Download PDF

Info

Publication number
CA2076089C
CA2076089C CA002076089A CA2076089A CA2076089C CA 2076089 C CA2076089 C CA 2076089C CA 002076089 A CA002076089 A CA 002076089A CA 2076089 A CA2076089 A CA 2076089A CA 2076089 C CA2076089 C CA 2076089C
Authority
CA
Canada
Prior art keywords
light
conductors
recited
output ends
conductor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CA002076089A
Other languages
English (en)
French (fr)
Other versions
CA2076089A1 (en
Inventor
John M. Davenport
Richard L. Hansler
Lee E. Barnes, Jr.
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
General Electric Co
Original Assignee
General Electric Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by General Electric Co filed Critical General Electric Co
Publication of CA2076089A1 publication Critical patent/CA2076089A1/en
Application granted granted Critical
Publication of CA2076089C publication Critical patent/CA2076089C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
    • F21S41/24—Light guides
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S385/00—Optical waveguides
    • Y10S385/901—Illuminating or display apparatus

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Light Guides In General And Applications Therefor (AREA)
CA002076089A 1991-09-09 1992-08-13 Projection headlamp lighting system using different diameter optical light conductors Expired - Fee Related CA2076089C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/756,663 US5184882A (en) 1991-09-09 1991-09-09 Projection headlamp lighting system using different diameter optical light conductors
US756,663 1991-09-09

Publications (2)

Publication Number Publication Date
CA2076089A1 CA2076089A1 (en) 1993-03-10
CA2076089C true CA2076089C (en) 2000-11-28

Family

ID=25044496

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002076089A Expired - Fee Related CA2076089C (en) 1991-09-09 1992-08-13 Projection headlamp lighting system using different diameter optical light conductors

Country Status (6)

Country Link
US (1) US5184882A (ko)
EP (1) EP0532262B1 (ko)
JP (1) JPH0793043B2 (ko)
KR (1) KR950013256B1 (ko)
CA (1) CA2076089C (ko)
DE (1) DE69209943T2 (ko)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5343367A (en) * 1992-12-14 1994-08-30 General Electric Company Projection headlamp system having direct optical coupling of light distribution elements with discharge arc light source
DE4313914C2 (de) * 1993-04-28 2003-05-08 Bosch Gmbh Robert Kraftfahrzeugscheinwerfereinrichtung mit variierbarer Beleuchtungsstärkeverteilung
US5550716A (en) * 1994-11-18 1996-08-27 Ford Motor Company Reduced package depth low profile headlamp
JPH08167301A (ja) * 1994-12-12 1996-06-25 Nippondenso Co Ltd 車両用前照灯
US5530940A (en) * 1995-02-02 1996-06-25 Rohm And Haas Company Coupling device for light pipe system
US5931576A (en) * 1996-02-26 1999-08-03 North American Lighting, Inc. Optical coupler for distributive lighting system
US5841921A (en) * 1997-01-31 1998-11-24 Wallace; Troy B. Optical coupling device
US6186650B1 (en) 1997-12-09 2001-02-13 Cooper Automotive Products, Inc. Vehicle headlamp with beamforming waveguide
DE10040302B4 (de) * 2000-08-17 2007-04-05 Hella Kgaa Hueck & Co. Signalleuchte eines Fahrzeugs
DE10129743C2 (de) * 2001-06-20 2003-05-08 Daimler Chrysler Ag Fahrzeugscheinwerfer, mit einer Anzahl von elektronischen Leuchtelementen als Lichtquelle
US6694665B1 (en) * 2002-08-16 2004-02-24 Michael J. Moran Illuminatable fishing line system
US20070127258A1 (en) * 2005-12-07 2007-06-07 Bwt Property, Inc. Projection lighting apparatus for marking and demarcation
JP4678364B2 (ja) 2006-12-05 2011-04-27 スタンレー電気株式会社 光源装置及び車両前照灯
US9800017B1 (en) 2009-05-29 2017-10-24 Soraa Laser Diode, Inc. Laser device and method for a vehicle
FR3019267A1 (fr) * 2014-04-01 2015-10-02 Valeo Vision Systeme d'eclairage a longue portee pour vehicule automobile
US11437774B2 (en) 2015-08-19 2022-09-06 Kyocera Sld Laser, Inc. High-luminous flux laser-based white light source
US10938182B2 (en) 2015-08-19 2021-03-02 Soraa Laser Diode, Inc. Specialized integrated light source using a laser diode
US10879673B2 (en) 2015-08-19 2020-12-29 Soraa Laser Diode, Inc. Integrated white light source using a laser diode and a phosphor in a surface mount device package
US11239637B2 (en) 2018-12-21 2022-02-01 Kyocera Sld Laser, Inc. Fiber delivered laser induced white light system
US11421843B2 (en) 2018-12-21 2022-08-23 Kyocera Sld Laser, Inc. Fiber-delivered laser-induced dynamic light system
US11884202B2 (en) * 2019-01-18 2024-01-30 Kyocera Sld Laser, Inc. Laser-based fiber-coupled white light system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3430057A (en) * 1965-06-22 1969-02-25 Schneider Co Optische Werke Episcopic scanning head having smaller optical fibers interleaved in interstices formed by contiguous larger fibers
US3554721A (en) * 1968-01-10 1971-01-12 Bendix Corp Method of making fiber optic bundles
US4173392A (en) * 1977-07-20 1979-11-06 American Hospital Supply Corporation Glass fiber light guide and method of making the same
DE3142131A1 (de) * 1981-10-23 1983-05-05 Siemens AG, 1000 Berlin und 8000 München Faseroptisches lichtsignal
US4964692A (en) * 1982-07-21 1990-10-23 Smith & Nephew Dyonics, Inc. Fiber bundle illumination system
DE3330247C2 (de) * 1983-08-22 1986-10-09 Siemens AG, 1000 Berlin und 8000 München Anordnung zur Signalübertragung mittels optischer Leiter
JPS62287215A (ja) * 1986-06-06 1987-12-14 Olympus Optical Co Ltd 内視鏡照明光学系装置

Also Published As

Publication number Publication date
JPH0793043B2 (ja) 1995-10-09
EP0532262A2 (en) 1993-03-17
CA2076089A1 (en) 1993-03-10
EP0532262B1 (en) 1996-04-17
DE69209943D1 (de) 1996-05-23
EP0532262A3 (en) 1993-04-21
JPH05211003A (ja) 1993-08-20
KR930006365A (ko) 1993-04-21
KR950013256B1 (ko) 1995-10-26
DE69209943T2 (de) 1996-11-28
US5184882A (en) 1993-02-09

Similar Documents

Publication Publication Date Title
CA2076089C (en) Projection headlamp lighting system using different diameter optical light conductors
US4811172A (en) Lighting systems employing optical fibers
US5257168A (en) Projection headlamp lighting system using a light conductor having stepped termination
US5343367A (en) Projection headlamp system having direct optical coupling of light distribution elements with discharge arc light source
US7367702B2 (en) Headlight
US5278731A (en) Fiber optic lighting system using conventional headlamp structures
GB2274158A (en) Low profile illuminator
US5222794A (en) Fiberoptic line-of-light illuminating device
US5217290A (en) Miniaturized fiberoptic illuminating device
EP0689002B1 (en) Illuminating device for vehicles
CN1076461C (zh) 多端口高亮度集中式照明系统
USRE34318E (en) Lighting systems employing optical fibers
JPH07312103A (ja) 灯具装置
US5921671A (en) Light-distributing lens of head lamp for vehicles
US5550716A (en) Reduced package depth low profile headlamp
US5165774A (en) Fiberoptic wide-angle illuminating device
US5791759A (en) Reduced package depth low profile lamp with conic section cylinders
US6022123A (en) Light source device
GB2245052A (en) Lighting systems for vehicles, employing optical fibers
US20040033024A1 (en) Linear diode laser array light coupling apparatus
EP1091166B1 (en) Light coupling and distribution system
CN213513720U (zh) 一种聚光结构、远光模组、车灯及车辆
US20240151376A1 (en) Vehicle lamp
JP2724940B2 (ja) 配光制御可能な前照灯装置
KR20240138171A (ko) 램프 모듈 및 이를 포함하는 차량용 램프

Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed
MKLA Lapsed

Effective date: 20050815